3427840

素因数分解:

$2^9\times 5^1\times {\mathrm{13}}^1\times {\mathrm{103}}^1$

素因数の和:139

約数の個数: 80

約数和(自身を含む): 8936928

約数和(自身を除く): 5509088

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 64, 65, 80, 103, 104, 128, 130, 160, 206, 208, 256, 260, 320, 412, 416, 512, 515, 520, 640, 824, 832, 1030, 1040, 1280, 1339, 1648, 1664, 2060, 2080, 2560, 2678, 3296, 3328, 4120, 4160, 5356, 6592, 6656, 6695, 8240, 8320, 10712, 13184, 13390, 16480, 16640, 21424, 26368, 26780, 32960, 33280, 42848, 52736, 53560, 65920, 85696, 107120, 131840, 171392, 214240, 263680, 342784, 428480, 685568, 856960, 1713920, 3427840]

約数ペア:

[(1, 3427840), (2, 1713920), (4, 856960), (5, 685568), (8, 428480), (10, 342784), (13, 263680), (16, 214240), (20, 171392), (26, 131840), (32, 107120), (40, 85696), (52, 65920), (64, 53560), (65, 52736), (80, 42848), (103, 33280), (104, 32960), (128, 26780), (130, 26368), (160, 21424), (206, 16640), (208, 16480), (256, 13390), (260, 13184), (320, 10712), (412, 8320), (416, 8240), (512, 6695), (515, 6656), (520, 6592), (640, 5356), (824, 4160), (832, 4120), (1030, 3328), (1040, 3296), (1280, 2678), (1339, 2560), (1648, 2080), (1664, 2060)]